/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.inspur.edp.bff.designtime.generator.core.rtgen.changeset;

import com.inspur.edp.bff.designtime.generator.core.VmCoreGenContext;
import com.inspur.edp.bff.entity.changeset.ViewModelChangeset;
import com.inspur.edp.caf.generator.baseInfo.ParameterInfo;
import com.inspur.edp.caf.generator.baseInfo.TypeInfo;
import com.inspur.edp.caf.generator.method.ClassMethodGenerator;
import org.eclipse.jdt.core.dom.Block;
import org.eclipse.jdt.core.dom.ClassInstanceCreation;
import org.eclipse.jdt.core.dom.Modifier;
import org.eclipse.jdt.core.dom.ReturnStatement;

import java.util.ArrayList;
import java.util.Arrays;

public class CreateChangeGenerator extends ClassMethodGenerator {
	private VmCoreGenContext fsGenerateContext;

	public CreateChangeGenerator(VmCoreGenContext fsGenerateContext) {
		this.fsGenerateContext = fsGenerateContext;
	}

	@Override
	protected Block buildMethodBody() {
		ClassInstanceCreation creation = ast.newClassInstanceCreation();
		creation.setType(ast.newSimpleType(ast.newSimpleName(fsGenerateContext.getViewModelChangesetName())));
		Block block = ast.newBlock();
		ReturnStatement returnStatement = ast.newReturnStatement();
		returnStatement.setExpression(creation);
		block.statements().add(returnStatement);
		return block;
	}

	@Override
	protected String getMethodName() {
		return "createChange";
	}

	@Override
	protected TypeInfo getReturnType() {
		return new TypeInfo(ViewModelChangeset.class);
	}

	@Override
	protected ArrayList<Modifier.ModifierKeyword> getAccessModifiers() {
		return new ArrayList<Modifier.ModifierKeyword>(Arrays.asList(Modifier.ModifierKeyword.PROTECTED_KEYWORD));
	}

	@Override
	protected ArrayList<ParameterInfo> getParameterCollection() {
		return null;
	}
}
